Jukubogui ~Moto Gradol no Okaasan~ 熟母喰い～元グラドルのお母さん～

Shiro is an illegal debt collector. When the debtor is a woman, he always makes her his sex slave, taking advantage of his position. One day, he visits Kazuhiro's house to collect the debt, but he's been missing for a couple of months. His target goes to Hitomi, Kazuhiro's wife.... His insulting gets bolder and bolder, involving Rumiko, Hitomi's neighbor....

*Gradol is the abbreviation of gravure idol.